Discussions with Heathrow Airport Ltd
Case reference EIR2026/00060
Received 15 January 2026
Published 4 March 2026
Request
What discussions, by emails or meetings, has the Highways Agency had during the past year, with Heathrow Airport about its plan to divert the M25 to enable the proposed Third Runway?
Did these discussions produce a satisfactory outcome from the Highways Agency's perspective?
Response
What discussions, by emails or meetings, has the Highways Agency had during the past year, with Heathrow Airport about its plan to divert the M25 to enable the proposed Third Runway?
Please see the attached PDF which lists the discussions, by emails and meetings, that National Highways had between 14 January 2025 and 15 January 2026, with Heathrow Airport regarding Heathrow Airport’s plan to divert the M25 to enable the proposed Third Runway.
Did these discussions produce a satisfactory outcome from the Highways Agency's perspective?
Our priority is to ensure that any changes to the M25 and our road network maintain safety, reliability, and resilience for road users. We will continue to work collaboratively to assess the impacts and ensure the right mitigations are in place.
Documents
This is National Highways' response to a freedom of information (FOI) or environmental information regulations (EIR) request.
You can browse our other responses or make a new FOI request.